Fix testnvim: do not use --headless, otherwise >/dev/null does not work
Fix testnvim: do not use --headless, otherwise >/dev/null does not work

euclio/neomake,neomake/neomake,nerdrew/neomake,euclio/neomake,bonds/neomake,datanoise/neomake,nerdrew/neomake,bonds/neomake,neomake/neomake,codeinabox/neomake